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Switch Disconnector Fuse

Switch Disconnector Fuse



  • Suitable for DIN / bolted type fuse-link
  • Modular pole design – economical maintenance
  • Available in open / sheet steel enclosure version
  • Double break, quick make & break mechanism, self cleaning contacts
  • Compact construction
  • Door interlock and padlock facility
  • Suitable for isolation
  • Telescopic shaft for depth adjustment
  • Door defeat
  • Provision for 2NO+2NC aux contacts
  • Provision for left, right & intermittent mechanism



  • Rating: 32A ~ 800A, 415V, AC23A
  • Poles: 2P, 3P, 3P+N & 4P


SunLord offers Switch Disconnector Fuse units from 25A to 3150A ratings, 4 Pole as well as 6 Pole. These have AC23A utilisation category as per IEC 60947 / IS 13947. They are available with DIN as well as BS type fuse holder & suitable for operations upto 690V. They have been tested in independent & internationally acclaimed laboratories of ASTA for compliance to IEC standards, and at CPRI & ERDA for conformity to IS standards. Modular yet rugged construction of the Switch Disconnector Fuse units gives Add – On pole flexibility while maintaining absolute reliability and 100% rating as the main poles. his arrangement is suitable for 3 Phase 3 Wire, 3 Phase 4 Wire as well as any type of Earthing and even for DC installation.
The mounting flexibility offers matchless benefit for use in MCC / PCC distribution boards or for standalone mountings. It is compact enough to occupy small panel space yet allowing installation as per convenience and rendering it safe for maintenance. Multiple accessories to suit application requirements enhance flexibility of operation and the safety level of installation. It also ensures use in diverse applications. The entire range of Switch Disconnector Fuse unit integrates end-user convenience with features suiting OEMs & Switchboard builder requirements.


  • Efficient Switching & Long life
  • Safety Built-in
  • Convenient, Swift & Economical
  • Tested & Accepted World over
  • Modular yet reliable construction